<!--

/*
#################################################################################
#
# Copyright (c) 2006 Michigan State University
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#################################################################################

#################################################################################
#
#	Author:
#		Nathan Collins <npcollins@gmail.com>
#
#################################################################################
*/

function genRandStr(strLen) {
	/* default value of strLen */
	strLen = (strLen == null) ? 6 : strLen;
	/* letters */
	letters = 'abcdefghigjlmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
	/* random string variable */
	rsv = '';
	/* generate string */
	for (var pos = 0; pos < strLen; pos++) {
		r = Math.floor( Math.random() * letters.length);
		rsv += letters.substring(r,r+1);
	}
	return rsv;
}

function checkLogin() {
	user = document.login.user.value;
	pw = document.login.pw.value;
	if(user.length < 1 || pw.length < 1) {
		alert('You must enter both a login name and a password to login.');
		return false;
	}
	hexpw = hex_md5(pw);
	salt = genRandStr();
	saltedhex = hex_md5(salt + hexpw);
	window.location = '/editor.py?s='+salt+'&p='+saltedhex+'&u='+user;
	return false;
}

//-->

